Automatic air-coupling for cars.



PATENTBD a o-15,1902;

T. m. D. BAREEART. AUTOMATIC AIR COUPLING FOR om'si APPLICATION FILED 0017, 1902.

HQ HOD-BL.

my gs, WM M A" THOMAS J. EARHEART,

AU TS MATE SPECIFICATION forming pare cf Letters lafieni; 33m

.i'mpliecticn filafi butcher 7, 1962 Seiicl 1%.

TO'fl/ZZ whom it may concern} Be itkncwn that, LTI-IOMAS D. EAEHEABT, a citizen of the Unified $taes, residieg at Parkwcod, in the count of Jefferson, Sieie of Alabama, have iuvenierl a. new and useful Appiiance in Automatic Coupiiug for Air- Pipe Lines, of which the fciioving is a epecification.

This invention reiates to pipe-couplings fer I air-brakes; and for its object as provide a same, adesci'ipticn of we wiii $355186 i0? bot-h.

Referring now to the (Err-Win s, each mem ber of the present invention comprises "a, sleeve 5, to which is conuecieai the air-pipe 3 of the line and which has at one of its ends a packing'giand 7. Nit-him the sleeve 5 these is disposed a, pipe 9; carrying a flange the pipe being siidabiy' disposeii within theeieeve 5,!ahe packing-gland preventing lee of air between the pipe and sleeve Upon the pipe I, 9, encircling iuhc same end bearing ea ice cndeupon the flange S and g a; 1 7, respectively, is e helical spring 6, which imide ihe flange and gland yicideiiiy in spaced i'eie'nicu.

To the pipe 9 is attached a, U-shepefl pipe 10, the aj'rmscf whici" iaeve pipes 11 con necueii tvi erewithami forming ccciluscious i-ilfiiiedf. One Of these pipes 11 terminates is e eeperingnozzieiki, having an opening in tiie'ei'u'i therecf f0? tiiepessage of air, while 30 me other pipe 11 there is attached the device shown in Fig.2 of the drawings. This device consists of a sleeve 16, having ereduced povtion an one of its ends,resulizii1gin a. shoulder 16, which is disposefi win its reduced peg: aim: upon. me i ld of the pipe 11, the end. .135

iR CGU FLANG- EFQR M? it i A Eli. OF PARKWGGQ.

rite-i 6,2 8 S i (:30 modem said pipe lying flush forming e contimie'zw ii fihe sleeve 16', the shcuiiiei 16 3;; is a short semi-cu of cage Mir-such 1 same as time 0i upon the enter ensc2 In mcunbing the cars they are iiis i together the zzczzle 0i use a 'ter Wieh and enter beii of her, the tapering no: wedging inific To acid the car, the camera This ceceisis. Q1 otherwise and "Niki "ic this ring there i of a ccii-e ring and V smeiier ring; 13, he wally ccnceu Sric iii of these has; i her of the can rings 13 eiac rangemes i. moveineen differeuce span the hen, mes ii:

:ize

3 one of said arms 'b Y i of the hail, the cczzie 0i no 'i'egiszer witiithe belief ifiie and to wedge tightly within he ii Ina cpiipiing f6? eii i i'a cembinatice with a-car, pa attached the jhe gr der eirie cf sairi heiigevs ccmpiisicg;

(iispcseii i,

their outer ends thereto, lesser ringmteched to the inner ends of the springs, pipes dis posed within the lesser rings and connected --with an air-supply, a tapering nozzle upon 5"the endof one of said pipes, theother pipe being flared at igs end, and a 'resiiient lining uyvinhin the flexed end, the nozzle and the 

